Hip Arthroplasty
A 52-year-old active male requires total hip arthroplasty for end-stage osteoarthritis. He is concerned about bearing wear and implant longevity. His preoperative counseling includes discussion of bearing surface options. Regarding bearing surfaces in total hip arthroplasty:
Mark each as TRUE or FALSE
Highly crosslinked polyethylene (HXLPE) has significantly lower wear rates than conventional ultra-h...
Ceramic-on-ceramic bearings have the lowest wear rates of all bearing combinations; complications in...
Metal-on-metal bearings are currently the preferred bearing surface for young active patients; adver...
Metal-on-polyethylene with a cobalt-chrome head and HXLPE liner is the most commonly used bearing co...
Oxidized zirconium (Oxinium) heads are designed to combine the wear properties of ceramics with the ...
Answer the questions to see explanations
Click T (True) or F (False) for each option